Function runCheck

build-system/tasks/check-invalid-whitespaces.js:16–29

* Runs the check on the given list of files and prints results. Uses the * built-in functionality of `git diff --check` to generate results. Checks * entire files by comparing their contents against an empty commit. * * @param {Array } filesToCheck

(filesToCheck)

 * @param {Array<string>} filesToCheck
 */
function runCheck(filesToCheck) {
  logLocalDev(green('Checking files for invalid whitespaces...'));
  const fileList = filesToCheck.join(' ');
  const emptyCommit = getStdout('git hash-object -t tree /dev/null').trim();
  const checkFileCmd = `git -c color.ui=always diff ${emptyCommit} --check ${fileList}`;
  const result = getStdout(checkFileCmd).trim();
  if (result.length) {
    logWithoutTimestamp(result);
    log(red('ERROR:'), 'Please fix the files listed above.');
    process.exitCode = 1;
  } else {
    log(green('SUCCESS:'), 'No invalid whitespaces found.');
  }
}

/**
 * Checks multiple kinds of files for invalid whitespaces.